From b3a7090d7028f332c1c85c1fa686f06020d232ce Mon Sep 17 00:00:00 2001
From: Ondrej Kosarko <kosarko@ufal.mff.cuni.cz>
Date: Tue, 16 Jan 2024 14:42:51 +0100
Subject: [PATCH] configurable client_max_body_size

in /server/ location
---
 README.md                                  |  5 +++++
 docker-compose.yml                         |  2 ++
 nginx/conf/templates/default.conf.template | 14 ++++++++++++++
 3 files changed, 21 insertions(+)

diff --git a/README.md b/README.md
index 330565f..deeadd4 100644
--- a/README.md
+++ b/README.md
@@ -46,6 +46,11 @@ NGINX_SHIBAUTHORIZER=
 NGINX_SHIBRESPONDER=
 ```
 
+The dspace backend location has a configurable `client_max_body_size` via
+```
+NGINX_MAX_BODY_SIZE
+```
+
 Nginx by default logs to stdout/stderr and syslog (provided by fluent-bit image). The syslog entries are written into the `logs` volume.
 
 ## additional configs for shibboleth
diff --git a/docker-compose.yml b/docker-compose.yml
index bd25e9c..ea2239d 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -19,6 +19,8 @@ services:
       - NGINX_NODE
       - NGINX_SERVER_NAMES
       - NGINX_RESOLVERS
+      # this configures client_max_body_size only for the repository /server location
+      - NGINX_MAX_BODY_SIZE=${NGINX_MAX_BODY_SIZE:-10G}
     depends_on:
       - shibboleth
 
diff --git a/nginx/conf/templates/default.conf.template b/nginx/conf/templates/default.conf.template
index 623ea1b..02ca849 100644
--- a/nginx/conf/templates/default.conf.template
+++ b/nginx/conf/templates/default.conf.template
@@ -12,6 +12,19 @@ upstream node {
     server ${NGINX_NODE};
 }
 
+# set client body size to 512M #
+client_max_body_size 512M;
+
+# Sets buffer size for reading client request body. In case the request body is larger than the buffer,
+# the whole body or only its part is written to a temporary file. By default, buffer size is equal to two memory pages.
+client_body_buffer_size 256k;
+
+# Defines a timeout for reading client request body. The timeout is set only for a period between two successive read
+# operations, not for the transmission of the whole request body.
+client_body_timeout 5s;
+# Defines a timeout for reading client request header.
+client_header_timeout 5s;
+
 server {
     error_log  /var/log/nginx/error.log notice;
     access_log  /var/log/nginx/access.log  main;
@@ -60,6 +73,7 @@ server {
 
     location /server/ {
         include proxy_params;
+        client_max_body_size ${NGINX_MAX_BODY_SIZE};
         proxy_pass http://tomcat;
     }